Base | Representation |
---|---|
bin | 1011010010011… |
… | …0111100101110 |
3 | 10022002101202100 |
4 | 2310212330232 |
5 | 44110023304 |
6 | 4410435530 |
7 | 1113300252 |
oct | 264467456 |
9 | 108071670 |
10 | 47345454 |
11 | 247a8382 |
12 | 13a32ba6 |
13 | 9a69080 |
14 | 6406262 |
15 | 4253439 |
hex | 2d26f2e |
47345454 has 96 divisors (see below), whose sum is σ = 121605120. Its totient is φ = 13172544.
The previous prime is 47345443. The next prime is 47345471. The reversal of 47345454 is 45454374.
It is a super-2 number, since 2×473454542 = 4483184028932232, which contains 22 as substring.
47345454 is a modest number, since divided by 5454 gives 4734 as remainder.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102027 + ... + 102489.
It is an arithmetic number, because the mean of its divisors is an integer number (1266720).
Almost surely, 247345454 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47345454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60802560).
47345454 is an abundant number, since it is smaller than the sum of its proper divisors (74259666).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47345454 is a wasteful number, since it uses less digits than its factorization.
47345454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 526 (or 523 counting only the distinct ones).
The product of its digits is 134400, while the sum is 36.
The square root of 47345454 is about 6880.8032961276. The cubic root of 47345454 is about 361.7646231958.
The spelling of 47345454 in words is "forty-seven million, three hundred forty-five thousand, four hundred fifty-four".
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